3812080646 has 16 divisors (see below), whose sum is σ = 6604889040. Its totient is φ = 1630836480.

The previous prime is 3812080627. The next prime is 3812080669. The reversal of 3812080646 is 6460802183.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5095991 + ... + 5096738.

It is an arithmetic number, because the mean of its divisors is an integer number (412805565).

Almost surely, 2^3812080646 is an apocalyptic number.

3812080646 is a deficient number, since it is larger than the sum of its proper divisors (2792808394).

3812080646 is a wasteful number, since it uses less digits than its factorization.

3812080646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10192759.

The product of its (nonzero) digits is 55296, while the sum is 38.

The square root of 3812080646 is about 61742.0492533249. The cubic root of 3812080646 is about 1562.1426624851.

The spelling of 3812080646 in words is "three billion, eight hundred twelve million, eighty thousand, six hundred forty-six".